JP2023532228A - ノイズ除去および低精度画像処理のための非線形画像強度変換のシステムおよび方法 - Google Patents
ノイズ除去および低精度画像処理のための非線形画像強度変換のシステムおよび方法 Download PDFInfo
- Publication number
- JP2023532228A JP2023532228A JP2022578793A JP2022578793A JP2023532228A JP 2023532228 A JP2023532228 A JP 2023532228A JP 2022578793 A JP2022578793 A JP 2022578793A JP 2022578793 A JP2022578793 A JP 2022578793A JP 2023532228 A JP2023532228 A JP 2023532228A
- Authority
- JP
- Japan
- Prior art keywords
- image
- input image
- pixel intensity
- bit
- bit depth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 145
- 238000012545 processing Methods 0.000 title claims abstract description 96
- 230000009466 transformation Effects 0.000 title claims description 22
- 238000010801 machine learning Methods 0.000 claims description 89
- 238000012549 training Methods 0.000 claims description 50
- 238000013507 mapping Methods 0.000 claims description 30
- 238000013528 artificial neural network Methods 0.000 claims description 18
- 230000001537 neural effect Effects 0.000 claims description 10
- 230000002708 enhancing effect Effects 0.000 claims description 6
- 238000007781 pre-processing Methods 0.000 abstract description 46
- 238000013139 quantization Methods 0.000 abstract description 32
- 230000001131 transforming effect Effects 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 81
- 230000006870 function Effects 0.000 description 58
- 238000012886 linear function Methods 0.000 description 15
- 238000004891 communication Methods 0.000 description 9
- 238000013500 data storage Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000009467 reduction Effects 0.000 description 4
- 238000000844 transformation Methods 0.000 description 4
- 238000003384 imaging method Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013523 data management Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000003062 neural network model Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/70—Denoising; Smoothing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/08—Learning methods
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/60—Image enhancement or restoration using machine learning, e.g. neural networks
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/90—Dynamic range modification of images or parts thereof
- G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/30—Noise filtering
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/48—Extraction of image or video features by mapping characteristic values of the pattern into a parameter space, e.g. Hough transformation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
- G06V10/77—Processing image or video features in feature spaces; using data integration or data reduction, e.g. principal component analysis [PCA] or independent component analysis [ICA] or self-organising maps [SOM]; Blind source separation
- G06V10/774—Generating sets of training patterns; Bootstrap methods, e.g. bagging or boosting
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
- G06V10/82—Arrangements for image or video recognition or understanding using pattern recognition or machine learning using neural networks
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20081—Training; Learning
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20084—Artificial neural networks [ANN]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Evolutionary Computation (AREA)
- Multimedia (AREA)
- Artificial Intelligence (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- Software Systems (AREA)
- Medical Informatics (AREA)
- Databases & Information Systems (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Biomedical Technology (AREA)
- Mathematical Physics (AREA)
- General Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- Data Mining & Analysis (AREA)
- Computational Linguistics (AREA)
- Biophysics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Image Processing (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063047875P | 2020-07-02 | 2020-07-02 | |
| US63/047,875 | 2020-07-02 | ||
| PCT/US2021/040376 WO2022006556A1 (en) | 2020-07-02 | 2021-07-02 | Systems and methods of nonlinear image intensity transformation for denoising and low-precision image processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2023532228A true JP2023532228A (ja) | 2023-07-27 |
Family
ID=79166340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022578793A Pending JP2023532228A (ja) | 2020-07-02 | 2021-07-02 | ノイズ除去および低精度画像処理のための非線形画像強度変換のシステムおよび方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20220004798A1 (zh) |
| EP (1) | EP4154171A1 (zh) |
| JP (1) | JP2023532228A (zh) |
| KR (1) | KR20230034302A (zh) |
| CN (1) | CN117916765A (zh) |
| WO (1) | WO2022006556A1 (zh) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023224509A1 (en) * | 2022-05-19 | 2023-11-23 | Huawei Technologies Co., Ltd. | Method for transforming data and related device |
| CN117830184B (zh) * | 2024-03-06 | 2024-05-31 | 陕西长空齿轮有限责任公司 | 一种金相图像增强方法及系统 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE602004014901D1 (de) * | 2004-04-29 | 2008-08-21 | Mitsubishi Electric Corp | Adaptive Quantisierung einer Tiefenkarte |
| SE536510C2 (sv) * | 2012-02-21 | 2014-01-14 | Flir Systems Ab | Bildbehandlingsmetod för detaljförstärkning och brusreduktion |
| CN110999301B (zh) * | 2017-08-15 | 2023-03-28 | 杜比实验室特许公司 | 位深度高效图像处理 |
| US10885384B2 (en) * | 2018-11-15 | 2021-01-05 | Intel Corporation | Local tone mapping to reduce bit depth of input images to high-level computer vision tasks |
-
2021
- 2021-07-02 JP JP2022578793A patent/JP2023532228A/ja active Pending
- 2021-07-02 EP EP21831543.0A patent/EP4154171A1/en not_active Withdrawn
- 2021-07-02 US US17/367,216 patent/US20220004798A1/en active Pending
- 2021-07-02 KR KR1020237001757A patent/KR20230034302A/ko active Search and Examination
- 2021-07-02 CN CN202180054409.XA patent/CN117916765A/zh active Pending
- 2021-07-02 WO PCT/US2021/040376 patent/WO2022006556A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| CN117916765A (zh) | 2024-04-19 |
| KR20230034302A (ko) | 2023-03-09 |
| WO2022006556A1 (en) | 2022-01-06 |
| US20220004798A1 (en) | 2022-01-06 |
| EP4154171A1 (en) | 2023-03-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9275445B2 (en) | High dynamic range and tone mapping imaging techniques | |
| US9858652B2 (en) | Global approximation to spatially varying tone mapping operators | |
| JP4083587B2 (ja) | 画質向上方法及びそのための装置 | |
| JP4347625B2 (ja) | 限られたディスプレイ用にディジタル画像ファイルを発生する方法及びシステム | |
| US10074162B2 (en) | Brightness control for spatially adaptive tone mapping of high dynamic range (HDR) images | |
| JP5628306B2 (ja) | コントラスト改善 | |
| US9621767B1 (en) | Spatially adaptive tone mapping for display of high dynamic range (HDR) images | |
| US20100226547A1 (en) | Multi-Modal Tone-Mapping of Images | |
| US20240062530A1 (en) | Deep perceptual image enhancement | |
| US20180350043A1 (en) | Shallow Depth Of Field Rendering | |
| JP2023532228A (ja) | ノイズ除去および低精度画像処理のための非線形画像強度変換のシステムおよび方法 | |
| WO2014169579A1 (zh) | 一种色彩增强方法及装置 | |
| JP2018107797A (ja) | 画像データのエンコード及びデコード | |
| Easton | Fundamentals of digital image processing | |
| WO2023086194A1 (en) | High dynamic range view synthesis from noisy raw images | |
| WO2017172103A1 (en) | Temporal control for spatially adaptive tone mapping of high dynamic range video | |
| Yang et al. | Low-light image enhancement based on Retinex theory and dual-tree complex wavelet transform | |
| CN111242860A (zh) | 超级夜景图像的生成方法、装置、电子设备及存储介质 | |
| Kinoshita et al. | An remapping operation without tone mapping parameters for hdr images | |
| Zhang et al. | A novel tone mapping method for high dynamic range image by incorporating edge-preserving filter into method based on retinex | |
| WO2021074946A1 (ja) | 画像調整装置、画像調整方法及びプログラム | |
| Zhang et al. | Perceptually lossless high dynamic range image compression with JPEG 2000 | |
| CN115619682A (zh) | 基于深度学习的去噪色调映射方法及装置 | |
| Wang et al. | Balanced color contrast enhancement for digital images | |
| JP7425361B2 (ja) | 画像調整装置、画像調整方法及びプログラム |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20240403 |